Home / 294,993,859.20-442,112,875.20-262,493,289.60

Finding the Fourth Proportional to 294,993,859.20, 442,112,875.20 and 262,493,289.60

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Solution

The fourth proportional to 294,993,859.20, 442,112,875.20 and 262,493,289.60 is: 393,403,656.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,993,859.20 : 442,112,875.20 = 262,493,289.60 : x
  2. Step 2: Convert to fraction form
    294,993,859.20/442,112,875.20 = 262,493,289.60/x
  3. Step 3: Cross multiply
    294,993,859.20x = 442,112,875.20 × 262,493,289.60
  4. Step 4: Simplify right side
    294,993,859.20x = 116,051,662,985,762,256
  5. Step 5: Solve for x
    x = 116,051,662,985,762,256/294,993,859.20
  6. Step 6: Final answer
    x = 393,403,656.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.